| ITF - M15 - Monastir | 02/23 11:10 | 25 | Alexander Erler v Ryota Tanuma | 6-4,6-4 | |
| ITF - M15 - Monastir | 02/16 08:00 | 25 | Ryota Tanuma v Lilian Marmousez | 4-6,2-6 | |
| ITF - M15 - Monastir | 02/10 10:45 | 25 | Ryota Tanuma v Moez Echargui | 6-7,6-7 | |
| ITF - M15 - Monastir | 02/08 09:30 | 44 | Ryota Tanuma v Louis Herman | 6-3,6-4 | |
| ITF M15 - Sharm El Sheikh | 02/28 08:00 | 27 | Karim-Mohamed Maamoun v Ryota Tanuma | 6-2,6-3 | |
| ITF M15 - Sharm El Sheikh | 02/27 08:00 | 26 | Francesco Maestrelli v Ryota Tanuma | 4-6,3-6 | |
| ITF M15 - Sharm El Sheikh | 02/26 08:00 | 25 | Issei Okamura v Ryota Tanuma | 3-6,2-6 | |
| ITF M15 - Sharm El Sheikh | 02/19 12:50 | 25 | Daniil Glinka v Ryota Tanuma | 6-2,6-2 | |
| Challenger Launceston | 02/05 05:05 | 25 | Ryota Tanuma v Liam Broady | 3-6,2-6 | |
| Challenger Launceston | 02/03 23:00 | 24 | Ryota Tanuma v Tristan Schoolkate | 6-2,6-3 | |
| Challenger Launceston | 02/02 23:00 | 28 | Naoki Tajima v Ryota Tanuma | 6-2,6-2 | |
| ITF M15 - Hong Kong | 01/09 03:25 | 26 | Makoto Ochi v Ryota Tanuma | 6-4,6-4 |